This is truly terrifying, some very cool science, and a debate of note...
I've been looking for a better-than-adequate knife for our PFDs on "So It Goes" and I think I've finally found the right one...
The Swift Cut Knife is small, has a serrated blade that can be opened with one hand, and has a Kevlar retractable cable to keep it handy. Truth be told, they had me at retractable Kevlar cable!
Listening to Pink Turtle
So it goes...